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End of Year 8th Grade

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  • 4x + 9 = 29
    x = 5
  • What is the square root of 81?
    9
  • What is the equation for this line?
    y = x + 4
  • Write an equation for this problem. There is a fish tank full of 20 gallons of water and it has a leak. It loses 1/2 gal every minute.
    y = -1/2x + 20
  • 7^2 + 10
    59
  • 16 = 6x - 2
    x = 3
  • Solve the system of equations y = x + 3 y = 27 - x
    x = 12 y = 15
  • Write an equation for this problem. Tony plants a tree that is 3 feet tall, and it grows 2 feet per year
    y = 2x + 3
  • Solve using the Pythagorean theorem
    8
  • -10 + 5x = 30
    x = 8
  • Solve the system of equations y = 3x - 14    y= x + 10
    x = 12 y = 22
  • 3n - 2 = 2n + 8
    n = 10
  • Solve using the Pythagorean Theorem
    12
  • 2x + 2x + 2 = 4x + 2
    infinitely many solutions
  • Solve using order of operations
    124
  • Do the given side lengths form a triangle? 5ft, 11ft, 13ft
    no
  • 4(2x + 1) = 5x + 3x + 9
    No solution
  • 4 ✖️ 12 + 5 ✖️ 8 + 11
    99
  • Solve using order of operations
    14
  • What is the formula for the Pythagorean Theorem?
    a^2 + b^2 = c^2
  • What is the equation for this line?
    y = 1/4x + 1